feat: #21 delete course content API

django_email_learning/api/urls.py

@@ -6,6 +6,7 @@
     OrganizationsView,
     SingleCourseView,
     CourseContentView,
+    SingleCourseContentView,
     UpdateSessionView,
 )
 
@@ -32,6 +33,11 @@
         CourseContentView.as_view(),
         name="course_content_view",
     ),
+    path(
+        "organizations/<int:organization_id>/courses/<int:course_id>/contents/<int:course_content_id>/",
+        SingleCourseContentView.as_view(),
+        name="single_course_content_view",
+    ),
     path("organizations/", OrganizationsView.as_view(), name="organizations_view"),
     path("session", UpdateSessionView.as_view(), name="update_session_view"),
     path("", page_not_found, name="root"),

django_email_learning/api/views.py

@@ -9,6 +9,7 @@
 from django_email_learning.api import serializers
 from django_email_learning.models import (
     Course,
+    CourseContent,
     ImapConnection,
     OrganizationUser,
     Organization,
@@ -98,6 +99,23 @@ def get(self, request, *args, **kwargs) -> JsonResponse:  # type: ignore[no-unty
             return JsonResponse({"error": "Course not found"}, status=404)
 
 
+@method_decorator(accessible_for(roles={"admin", "editor"}), name="delete")
+class SingleCourseContentView(View):
+    def delete(self, request, *args, **kwargs):  # type: ignore[no-untyped-def]
+        try:
+            course_content = CourseContent.objects.get(id=kwargs["course_content_id"])
+            course_content.delete()
+            return JsonResponse(
+                {"message": "Course content deleted successfully"}, status=200
+            )
+        except CourseContent.DoesNotExist:
+            return JsonResponse({"error": "Course content not found"}, status=404)
+        except ValidationError as e:
+            return JsonResponse({"error": e.errors()}, status=400)
+        except (IntegrityError, ValueError) as e:
+            return JsonResponse({"error": str(e)}, status=409)
+
+
 @method_decorator(accessible_for(roles={"admin", "editor"}), name="post")
 @method_decorator(accessible_for(roles={"admin", "editor"}), name="delete")
 @method_decorator(accessible_for(roles={"admin", "editor", "viewer"}), name="get")

tests/api/test_views/test_course_content_view.py

@@ -344,3 +344,82 @@ def test_list_course_content_with_existing_contents(superadmin_client, create_co
     }
     assert "lesson" not in data["course_contents"][0]
     assert "quiz" not in data["course_contents"][1]
+
+
+def test_delete_course_content(superadmin_client, create_course):
+    url = get_url()
+    # Create a lesson content
+    lesson_payload = {
+        "content": {
+            "title": LESSON_TITLE,
+            "content": LESSON_CONTENT,
+            "type": "lesson",
+        },
+        "priority": 1,
+        "waiting_period": {"period": 2, "type": "days"},
+    }
+    response = superadmin_client.post(
+        url, json.dumps(lesson_payload), content_type="application/json"
+    )
+    assert response.status_code == 201
+    data = response.json()
+    course_content_id = data["id"]
+
+    # Delete the created course content
+    delete_url = reverse(
+        "django_email_learning:api:single_course_content_view",
+        kwargs={
+            "organization_id": 1,
+            "course_id": 1,
+            "course_content_id": course_content_id,
+        },
+    )
+    contents_response = superadmin_client.get(url)
+    assert contents_response.status_code == 200
+    assert len(contents_response.json()["course_contents"]) == 1
+
+    delete_response = superadmin_client.delete(delete_url)
+    assert delete_response.status_code == 200
+
+    # Verify that the course content is deleted
+    contents_response_after_delete = superadmin_client.get(url)
+    assert contents_response_after_delete.status_code == 200
+    assert len(contents_response_after_delete.json()["course_contents"]) == 0
+    get_response = superadmin_client.delete(delete_url)
+    assert get_response.status_code == 404
+
+
+def test_viewer_cannot_delete_course_content(viewer_client, create_course):
+    url = get_url()
+    # Create a lesson content
+    lesson_payload = {
+        "content": {
+            "title": LESSON_TITLE,
+            "content": LESSON_CONTENT,
+            "type": "lesson",
+        },
+        "priority": 1,
+        "waiting_period": {"period": 2, "type": "days"},
+    }
+    response = viewer_client.post(
+        url, json.dumps(lesson_payload), content_type="application/json"
+    )
+    assert response.status_code == 403
+
+
+def test_anonymous_user_cannot_delete_course_content(anonymous_client, create_course):
+    url = get_url()
+    # Create a lesson content
+    lesson_payload = {
+        "content": {
+            "title": LESSON_TITLE,
+            "content": LESSON_CONTENT,
+            "type": "lesson",
+        },
+        "priority": 1,
+        "waiting_period": {"period": 2, "type": "days"},
+    }
+    response = anonymous_client.post(
+        url, json.dumps(lesson_payload), content_type="application/json"
+    )
+    assert response.status_code == 401